Don't call growl if the configured address isn't an IP or resolvable hostname. Avoids 1 minute timeout delay in fsockopen in growl.class. Cuts that down to about a 20 second timeout. Ticket #4739
Related issues
Bug #4739: growl notifications cause excessive delays when configured with non-resolvable hostname
Don't call growl if the configured address isn't an IP or resolvable
hostname. Avoids 1 minute timeout delay in fsockopen in growl.class. Cuts
that down to about a 20 second timeout. Ticket #4739